package test4;
public class Account {
    private double balance;
    public Account()
    {

    }
    public Account(double init_balance)
    {
        this.balance=init_balance;
    }
    public double getBalance()
    {
        return balance;
    }
    public void deposit(double amt)
    {
        if(amt>0)
        {
            balance+=amt;
            System.out.println("存钱成功!");
        }
    }
    public void withdraw(double amt)
    {
        if(balance>=amt)
        {
            balance-=amt;
            System.out.println("取钱成功!");
        }
        else
        {
            System.out.println("取钱失败!");
        }
    }


}
